All Stories
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PhysicsPhysics trips up efforts to keep shoelaces tied
Loose laces are due to inertia and force of feet hitting the floor.
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ClimateThe Great Barrier Reef is experiencing a major coral bleaching event right now
A second coral bleaching event has struck the Great Barrier Reef in 12 months, new observations reveal, raising concerns about the natural wonder’s future.
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Science & SocietyEinstein’s latest anniversary marks the birth of modern cosmology
A century ago, Einstein gave birth to modern cosmology by using his general theory of relativity to describe the universe.
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EarthWhirlwinds of crystals called gravel devils spotted in Andes Mountains
Large whirlwinds in northern Chile can carry gravel-sized gypsum crystals several kilometers before dumping them in mounds.
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PaleontologyBedbugs bugged prehistoric humans, too
Scientists have found the oldest known specimens of bedbug relatives in an Oregon cave system where ancient humans once lived.
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HumansScientists seek early signs of autism
The search for autism biomarkers, in the blood and the brain, is heating up.
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Health & MedicineGenetic risk of getting second cancer tallied for pediatric survivors
Inherited mutations, not only treatment, affect the chances that a childhood cancer survivor will develop a second cancer later in life.
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ArchaeologyStone Age hunter-gatherers tackled their cavities with a sharp tool and tar
Late Stone Age hunter-gatherers scraped and coated away tooth decay.
By Bruce Bower -
AstronomySquabbles in star nurseries result in celestial fireworks
Images from the ALMA observatory in Chile reveal that early days of stars can be just as fiery as their death.
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Health & MedicineCommon virus may be celiac disease culprit
A common virus may turn the immune system against gluten, leading to the development of celiac disease.
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GeneticsCephalopods may have traded evolution gains for extra smarts
Editing RNA may give cephalopods smarts, but there’s a trade-off.
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Health & Medicine50 years ago, contraception options focused on women
Women have more birth control choices than they did 50 years ago. The same can’t be said for men.